Hyundai Veloster: Smart key unit. Components and Components Location
Component (1)

|
No. |
Connector A(26 pins) |
No. |
Connector B(16 pins) |
No. |
Connector C(22 pins) |
|
1 |
Battery power load |
1 |
CAN L |
1 |
Start/Stop button switch ILL |
|
2 |
- |
2 |
CAN H |
2 |
Immobilizer IND |
|
3 |
Power ground 1 |
3 |
- |
3 |
Start/Stop button LED OFF |
|
4 |
IGN 1 |
4 |
Stop lamp fuse |
4 |
Interior antenna #2 power |
|
5 |
IGN 1 relay |
5 |
Brake switch |
5 |
Interior antenna #1 power |
|
6 |
ACC |
6 |
Immobilizer antenna power |
6 |
- |
|
7 |
IGN 2 |
7 |
- |
7 |
- |
|
8 |
Start/Stop button switch 2 |
8 |
Wheel speed |
8 |
Trunk antenna power |
|
9 |
- |
9 |
Driver toggle button |
9 |
Bumper antenna power |
|
10 |
- |
10 |
- |
10 |
Assistant antenna power |
|
11 |
ESCL COM |
11 |
External buzzer |
11 |
Driver antenna power |
|
12 |
CAN H |
12 |
P position / Clutch switch |
12 |
SSB LED IGN |
|
13 |
CAN L |
13 |
Start feedback |
13 |
SSB illumination power |
|
14 |
Battery CPU |
14 |
Immobilizer antenna ground |
14 |
- |
|
15 |
- |
15 |
Diagnostic - K |
15 |
Interior antenna #2 ground |
|
16 |
Power ground 2 |
16 |
Start/Stop button switch LED |
16 |
Interior antenna #1 ground |
|
17 |
Starter relay |
|
|
17 |
- |
|
18 |
IGN 2 relay |
18 |
- |
||
|
19 |
ACC relay |
19 |
Trunk antenna ground |
||
|
20 |
- |
20 |
Bumper antenna ground |
||
|
21 |
Trunk lid switch |
21 |
Assistant antenna ground |
||
|
22 |
- |
22 |
Driver antenna ground |
||
|
23 |
RPM |
|
|
||
|
24 |
EMS COM |
||||
|
25 |
Start/Stop button switch 1 |
||||
|
26 |
Assistant toggle button |
Smart key. Repair procedures
Smart key unit. Schematic DiagramsParts
When replacing parts, use HYUNDAI genuine parts.
Replacement
Standard values, such as torques and certain adjustments, must be strictly
observed in the reassembly of all parts.
If r ...
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Removal
1.
Remove the ignition key from the vehicle.
2.
Disconnect the battery negative cable and wait for at least three
minutes before b ...